applications/luci-app-pbx-voicemail/root/etc/pbx-voicemail/pbx-send-voicemail

   1 #!/bin/sh
   2 #
   3 # Copyright 2011 Iordan Iordanov <iiordanov (AT) gmail.com>
   4 #
   5 #    This file is part of luci-pbx-voicemail.
   6 #
   7 #    luci-pbx-voicemail is free software: you can redistribute it and/or modify
   8 #    it under the terms of the GNU General Public License as published by
   9 #    the Free Software Foundation, either version 3 of the License, or
  10 #    (at your option) any later version.
  11 #
  12 #    luci-pbx-voicemail is distributed in the hope that it will be useful,
  13 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 #    GNU General Public License for more details.
  16 #
  17 #    You should have received a copy of the GNU General Public License
  18 #    along with luci-pbx-voicemail.  If not, see <http://www.gnu.org/licenses/>.
  19 #
  20 #
  21 # Thanks to http://www.zedwood.com for providing an excellent example of how to
  22 # properly assemble an email message with a base64 encoded attachment.
  23 #
  24
  25 LOGFILE=/tmp/voicemail/last_sent_voicemail.log
  26
  27 # Redirect standard error and standard output to a log file.
  28 rm  -f "$LOGFILE"
  29 exec 1>"$LOGFILE"
  30 exec 2>&1
  31
  32 # Appends its second argument to a file named in the first argument.
  33 append_to_file ()
  34 {
  35     echo "$2">>$1;
  36 }
  37
  38 # Grab the attachment name, which should be sent as the first argument, and
  39 # exit with a warning if there is no voicemail to send.
  40 ATTACHMENT="$1"
  41 [ ! -f "$ATTACHMENT" ] && echo "WARNING: Found no voicemail recording to send." && exit
  42
  43 # Grab the callerID which should have been sent as an argument.
  44 CALLERID="$2"
  45 [ -z "$CALLERID" ]   && CALLERID="An unknown caller"
  46
  47 # Determine addresses we would like to send the voicemail to and exit if none are found.
  48 TO="`uci -q get pbx-voicemail.global_voicemail.global_email_addresses | tr ' ' ','`"
  49 [ -z "$TO" ] && echo "WARNING: Found no addresses to send voicemail to." && exit
  50
  51 # See whether we should retain a copy of the voicemail.
  52 SAVEPATH="`uci -q get pbx-voicemail.global_voicemail.global_save_path`"
  53
  54 DATE="`date +%Y-%m-%d`"
  55 TIME="`date +%H:%M:%S`"
  56 FROM="voicemail@pbx"
  57 REPLY="do-not-reply@pbx"
  58 SUBJECT="Voicemail from $CALLERID, $DATE, $TIME"
  59 MSGBODY="$CALLERID has left voicemail for you on $DATE at $TIME."
  60 MIMETYPE="audio/wav"
  61 TMP1="/tmp/voicemail/tmpemail1.$$";
  62 TMP2="/tmp/voicemail/tmpemail2.$$";
  63 BOUNDARY="`date +%s | md5sum | awk '{print $1}'`"
  64 FILENAME="voicemail-$DATE-$TIME.WAV"
  65
  66 # Clean up just in case.
  67 rm -f $TMP1 $TMP2
  68
  69 append_to_file $TMP1 "From: $FROM"
  70 append_to_file $TMP1 "To: $TO"
  71 append_to_file $TMP1 "Reply-To: $REPLY"
  72 append_to_file $TMP1 "Subject: $SUBJECT"
  73 append_to_file $TMP1 "Content-Type: multipart/mixed; boundary=\""$BOUNDARY"\""
  74 append_to_file $TMP1 ""
  75 append_to_file $TMP1 "This is a MIME formatted message.  If you see this text it means that your"
  76 append_to_file $TMP1 "email software does not support MIME formatted messages."
  77 append_to_file $TMP1 ""
  78 append_to_file $TMP1 "--$BOUNDARY"
  79 append_to_file $TMP1 "Content-Type: text/plain; charset=ISO-8859-1; format=flowed"
  80 append_to_file $TMP1 "Content-Transfer-Encoding: 7bit"
  81 append_to_file $TMP1 "Content-Disposition: inline"
  82 append_to_file $TMP1 ""
  83 append_to_file $TMP1 "$MSGBODY"
  84 append_to_file $TMP1 ""
  85 append_to_file $TMP1 ""
  86 append_to_file $TMP1 "--$BOUNDARY"
  87 append_to_file $TMP1 "Content-Type: $MIMETYPE; name=\"$FILENAME\""
  88 append_to_file $TMP1 "Content-Transfer-Encoding: base64"
  89 append_to_file $TMP1 "Content-Disposition: attachment; filename=\"$FILENAME\";"
  90 append_to_file $TMP1 ""
  91
  92 append_to_file $TMP2 ""
  93 append_to_file $TMP2 ""
  94 append_to_file $TMP2 "--$BOUNDARY--"
  95 append_to_file $TMP2 ""
  96 append_to_file $TMP2 ""
  97
  98 # Cat everything together and pass to msmtprc to send out.
  99 ( cat $TMP1
 100   cat "$ATTACHMENT" | base64
 101   cat $TMP2 ) | msmtp -t -C /etc/pbx-msmtprc
 102
 103 # Clean up email temp files.
 104 rm -f $TMP1 $TMP2
 105
 106 # Either delete or move the attachment based on the SAVEPATH variable.
 107 if [ -z "$SAVEPATH" ]
 108 then
 109     rm -f "$ATTACHMENT"
 110 else
 111     mkdir -p "$SAVEPATH"
 112     mv --backup=t "$ATTACHMENT" "$SAVEPATH/$FILENAME"
 113 fi
 114